//TIP 要<b>运行</b>代码，请按 <shortcut actionId="Run"/> 或
// 点击装订区域中的 <icon src="AllIcons.Actions.Execute"/> 图标。
public class Demo02 {
    public static void main(String[] args) {
        byte a = 10;
        System.out.println(a);
        a += 13.14;
        System.out.println(a);
        a -= 5.2;
        System.out.println(a);

        int count = 0;
        count++;
        count++;
        count++;
        System.out.println("当前点赞人数为:" + count);
        count--;
        System.out.println("当前点赞人数为:" + count);

        double price = 5000;
        boolean scr = price >= 4000 && price <= 6000;
        System.out.println("当前手机的价格是否符合用户要求:" + scr);

        int year = 2050;
        boolean sre = (year%4 == 0 && year%100 != 0) || (year%400 == 0);
        System.out.println(year + "年是否为闰年:" + sre);








    }
}